Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Bc8 win in 3 half-moves
2 Bf1 win in 3 half-moves
3 Kd6 win in 3 half-moves
4 Kd7 win in 3 half-moves
5 Bd7 win in 5 half-moves
6 Be6 win in 5 half-moves
7 Bg2 win in 5 half-moves
8 Ke6 win in 5 half-moves
9 Kd8 win in 7 half-moves
10 Ke8 win in 7 half-moves
11 Kf6 win in 7 half-moves
12 Kf7 win in 7 half-moves
13 Bf5 win in 11 half-moves
14 Bg4 win in 11 half-moves
15 Kf8 win in 11 half-moves